EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Cherry Point, WA
Friday Harbor WA
Port Townsend
Seattle, WA
Port Angeles, WA
Neah Bay, WA
Toke Point, WA
Astoria, OR
South Beach, OR
Charleston, OR
Port Orford, OR
Crescent City, CA
North Spit, CA
Arena Cove, CA
Point Reyes, CA
Port Chicago, CA
San Francisco CA
Surge List
West Coast
#Mytle Beach, Springmaid Pier, SC : 06/18/2025 18:23:09 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 00Z,   0.40,  -5.83,  -5.67,  99.90,  -0.24,
06/17 01Z,   0.40,  -4.75,  -4.67,  99.90,  -0.32,
06/17 02Z,   0.40,  -3.67,  -3.53,  99.90,  -0.26,
06/17 03Z,   0.40,  -2.82,  -2.59,  99.90,  -0.17,
06/17 04Z,   0.40,  -2.40,  -2.14,  99.90,  -0.14,  (max)
06/17 05Z,   0.30,  -2.54,  -2.17,  99.90,   0.07,
06/17 06Z,   0.30,  -3.24,  -2.88,  99.90,   0.06,
06/17 07Z,   0.30,  -4.35,  -4.16,  99.90,  -0.11,
06/17 08Z,   0.30,  -5.61,  -5.46,  99.90,  -0.15,
06/17 09Z,   0.30,  -6.72,  -6.58,  99.90,  -0.16,
06/17 10Z,   0.30,  -7.38,  -7.16,  99.90,  -0.08,
06/17 11Z,   0.30,  -7.42,  -7.21,  99.90,  -0.09,  (min)
06/17 12Z,   0.30,  -6.84,  -6.55,  99.90,  -0.01,
06/17 13Z,   0.30,  -5.85,  -5.58,  99.90,  -0.03,
06/17 14Z,   0.30,  -4.74,  -4.61,  99.90,  -0.17,
06/17 15Z,   0.30,  -3.76,  -3.59,  99.90,  -0.13,
06/17 16Z,   0.30,  -3.12,  -3.04,  99.90,  -0.22,
06/17 17Z,   0.40,  -2.97,  -2.96,  99.90,  -0.39,  (max)
06/17 18Z,   0.40,  -3.36,  -3.22,  99.90,  -0.26,
06/17 19Z,   0.50,  -4.17,  -3.99,  99.90,  -0.32,
06/17 20Z,   0.50,  -5.17,  -4.78,  99.90,  -0.11,
06/17 21Z,   0.40,  -6.12,  -5.78,  99.90,  -0.06,
06/17 22Z,   0.50,  -6.76,  -6.52,  99.90,  -0.26,
06/17 23Z,   0.50,  -6.93,  -6.89,  99.90,  -0.46,  (min)
06/18 00Z,   0.50,  -6.57,  -6.53,  99.90,  -0.46,
06/18 01Z,   0.40,  -5.78,  -5.73,  99.90,  -0.35,
06/18 02Z,   0.40,  -4.75,  -4.59,  99.90,  -0.24,
06/18 03Z,   0.40,  -3.71,  -3.44,  99.90,  -0.13,
06/18 04Z,   0.40,  -2.88,  -2.76,  99.90,  -0.28,
06/18 05Z,   0.30,  -2.49,  -2.34,  99.90,  -0.15,  (max)
06/18 06Z,   0.30,  -2.70,  -2.68,  99.90,  -0.28,
06/18 07Z,   0.30,  -3.51,  -3.52,  99.90,  -0.31,
06/18 08Z,   0.30,  -4.69,  -4.45,  99.90,  -0.06,
06/18 09Z,   0.30,  -5.96,  -5.76,  99.90,  -0.10,
06/18 10Z,   0.40,  -6.99,  -6.74,  99.90,  -0.15,
06/18 11Z,   0.40,  -7.53,  -7.25,  99.90,  -0.12,
06/18 12Z,   0.30,  -7.45,  -7.46,  99.90,  -0.31,  (min)
06/18 13Z,   0.30,  -6.78,  -6.87,  99.90,  -0.39,
06/18 14Z,   0.30,  -5.73,  -5.77,  99.90,  -0.34,
06/18 15Z,   0.30,  -4.54,  -4.43,  99.90,  -0.19,
06/18 16Z,   0.40,  -3.48,  -3.43,  99.90,  -0.35,
06/18 17Z,   0.40,  -2.79,  -2.77,  99.90,  -0.38,
06/18 18Z,   0.40,  -2.65,  -2.67,  99.90,  -0.42,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/18 19Z,   0.50,  -3.12,  99.90,  -3.02,  -0.40,
06/18 20Z,   0.50,  -4.02,  99.90,  -3.91,  -0.38,
06/18 21Z,   0.40,  -5.10,  99.90,  -5.06,  -0.36,
06/18 22Z,   0.50,  -6.07,  99.90,  -5.92,  -0.35,
06/18 23Z,   0.50,  -6.72,  99.90,  -6.55,  -0.33,
06/19 00Z,   0.40,  -6.92,  99.90,  -6.83,  -0.31,  (min)
06/19 01Z,   0.40,  -6.60,  99.90,  -6.50,  -0.30,
06/19 02Z,   0.40,  -5.87,  99.90,  -5.74,  -0.28,
06/19 03Z,   0.30,  -4.86,  99.90,  -4.82,  -0.26,
06/19 04Z,   0.40,  -3.81,  99.90,  -3.65,  -0.24,
06/19 05Z,   0.40,  -2.96,  99.90,  -2.78,  -0.23,
06/19 06Z,   0.40,  -2.59,  99.90,  -2.40,  -0.21,  (max)
06/19 07Z,   0.40,  -2.87,  99.90,  -2.68,  -0.21,
06/19 08Z,   0.40,  -3.76,  99.90,  -3.57,  -0.21,
06/19 09Z,   0.30,  -4.98,  99.90,  -4.89,  -0.21,
06/19 10Z,   0.30,  -6.23,  99.90,  -6.14,  -0.21,
06/19 11Z,   0.20,  -7.20,  99.90,  -7.21,  -0.21,
06/19 12Z,   0.20,  -7.66,  99.90,  -7.67,  -0.21,  (min)
06/19 13Z,   0.20,  -7.51,  99.90,  -7.52,  -0.21,
06/19 14Z,   0.30,  -6.77,  99.90,  -6.68,  -0.21,
06/19 15Z,   0.30,  -5.62,  99.90,  -5.53,  -0.21,
06/19 16Z,   0.30,  -4.32,  99.90,  -4.23,  -0.21,
06/19 17Z,   0.30,  -3.15,  99.90,  -3.06,  -0.21,
06/19 18Z,   0.40,  -2.41,  99.90,  -2.22,  -0.21,
06/19 19Z,   0.40,  -2.31,  99.90,  -2.12,  -0.21,  (max)
06/19 20Z,   0.40,  -2.85,  99.90,  -2.66,  -0.21,
06/19 21Z,   0.40,  -3.84,  99.90,  -3.65,  -0.21,
06/19 22Z,   0.40,  -4.97,  99.90,  -4.78,  -0.21,
06/19 23Z,   0.40,  -5.99,  99.90,  -5.80,  -0.21,
06/20 00Z,   0.40,  -6.71,  99.90,  -6.52,  -0.21,
06/20 01Z,   0.40,  -6.99,  99.90,  -6.80,  -0.21,  (min)
06/20 02Z,   0.30,  -6.76,  99.90,  -6.67,  -0.21,
06/20 03Z,   0.20,  -6.06,  99.90,  -6.07,  -0.21,
06/20 04Z,   0.20,  -5.04,  99.90,  -5.05,  -0.21,
06/20 05Z,   0.20,  -3.93,  99.90,  -3.94,  -0.21,
06/20 06Z,   0.20,  -3.04,  99.90,  -3.05,  -0.21,
06/20 07Z,   0.20,  -2.69,  99.90,  -2.70,  -0.21,  (max)
06/20 08Z,   0.20,  -3.03,  99.90,  -3.04,  -0.21,
06/20 09Z,   0.10,  -3.95,  99.90,  -4.06,  -0.21,
06/20 10Z,   0.00,  -5.19,  99.90,  -5.40,  -0.21,
06/20 11Z,   0.00,  -6.41,  99.90,  -6.62,  -0.21,
06/20 12Z,   0.10,  -7.35,  99.90,  -7.46,  -0.21,
06/20 13Z,   0.10,  -7.79,  99.90,  -7.90,  -0.21,  (min)
06/20 14Z,   0.20,  -7.59,  99.90,  -7.60,  -0.21,
06/20 15Z,   0.20,  -6.78,  99.90,  -6.79,  -0.21,
06/20 16Z,   0.20,  -5.52,  99.90,  -5.53,  -0.21,
06/20 17Z,   0.20,  -4.08,  99.90,  -4.09,  -0.21,
06/20 18Z,   0.20,  -2.81,  99.90,  -2.82,  -0.21,
06/20 19Z,   0.30,  -2.03,  99.90,  -1.94,  -0.21,
06/20 20Z,   0.30,  -1.97,  99.90,  -1.88,  -0.21,  (max)
06/20 21Z,   0.40,  -2.57,  99.90,  -2.38,  -0.21,
06/20 22Z,   0.40,  -3.62,  99.90,  -3.43,  -0.21,
06/20 23Z,   0.40,  -4.82,  99.90,  -4.63,  -0.21,
06/21 00Z,   0.40,  -5.93,  99.90,  -5.74,  -0.21,
06/21 01Z,   0.30,  -6.77,  99.90,  -6.68,  -0.21,
06/21 02Z,   0.30,  -7.16,  99.90,  -7.07,  -0.21,  (min)
06/21 03Z,   0.30,  -6.99,  99.90,  -6.90,  -0.21,
06/21 04Z,   0.30,  -6.29,  99.90,  -6.20,  -0.21,
06/21 05Z,   0.30,  -5.22,  99.90,  -5.13,  -0.21,
06/21 06Z,   0.40,  -4.04,  99.90,  -3.85,  -0.21,
06/21 07Z,   0.40,  -3.12,  99.90,  -2.93,  -0.21,
06/21 08Z,   0.40,  -2.78,  99.90,  -2.59,  -0.21,  (max)
06/21 09Z,   0.30,  -3.13,  99.90,  -3.04,  -0.21,
06/21 10Z,   0.30,  -4.06,  99.90,  -3.97,  -0.21,
06/21 11Z,   0.30,  -5.29,  99.90,  -5.20,  -0.21,
06/21 12Z,   0.30,  -6.52,  99.90,  -6.43,  -0.21,
06/21 13Z,   0.30,  -7.48,  99.90,  -7.39,  -0.21,
06/21 14Z,   0.30,  -7.92,  99.90,  -7.83,  -0.21,  (min)
06/21 15Z,   0.30,  -7.70,  99.90,  -7.61,  -0.21,
06/21 16Z,   0.40,  -6.80,  99.90,  -6.61,  -0.21,
06/21 17Z,   0.40,  -5.41,  99.90,  -5.22,  -0.21,
06/21 18Z,   0.40,  -3.84,  99.90,  -3.65,  -0.21,
06/21 19Z,   0.40,  -2.49,  99.90,  -2.30,  -0.21,
06/21 20Z,   0.40,  -1.70,  99.90,  -1.51,  -0.21,
06/21 21Z,   0.40,  -1.66,  99.90,  -1.47,  -0.21,  (max)
06/21 22Z,   0.50,  -2.30,  99.90,  -2.01,  -0.21,
06/21 23Z,   0.50,  -3.40,  99.90,  -3.11,  -0.21,
06/22 00Z,   0.50,  -4.69,  99.90,  -4.40,  -0.21,
06/22 01Z,   0.50,  -5.93,  99.90,  -5.64,  -0.21,
06/22 02Z,   0.40,  -6.90,  99.90,  -6.71,  -0.21,
06/22 03Z,   0.30,  -7.38,  99.90,  -7.29,  -0.21,  (min)
06/22 04Z,   0.40,  -7.25,  99.90,  -7.06,  -0.21,
06/22 05Z,   0.40,  -6.52,  99.90,  -6.33,  -0.21,
06/22 06Z,   0.40,  -5.37,  99.90,  -5.18,  -0.21,
06/22 07Z,   0.40,  -4.13,  99.90,  -3.94,  -0.21,
06/22 08Z,   0.40,  -3.17,  99.90,  -2.98,  -0.21,
06/22 09Z,   0.40,  -2.82,  99.90,  -2.63,  -0.21,  (max)
06/22 10Z,   0.40,  -3.17,  99.90,  -2.98,  -0.21,
06/22 11Z,   0.30,  -4.09,  99.90,  -4.00,  -0.21,
06/22 12Z,   0.30,  -5.34,  99.90,  -5.25,  -0.21,